// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF
// ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO
// THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A
// PARTICULAR PURPOSE.
//
// Copyright (c) Microsoft Corporation. All rights reserved

#include "Private.h"
#include "globals.h"
#include "SampleIME.h"
#include "DisplayAttributeInfo.h"
#include "EnumDisplayAttributeInfo.h"

//+---------------------------------------------------------------------------
//
// ITfDisplayAttributeProvider::EnumDisplayAttributeInfo
//
//----------------------------------------------------------------------------

STDAPI CSampleIME::EnumDisplayAttributeInfo(__RPC__deref_out_opt IEnumTfDisplayAttributeInfo** ppEnum) {
	CEnumDisplayAttributeInfo* pAttributeEnum = nullptr;

	if (ppEnum == nullptr) {
		return E_INVALIDARG;
	}

	*ppEnum = nullptr;

	pAttributeEnum = new (std::nothrow) CEnumDisplayAttributeInfo();
	if (pAttributeEnum == nullptr) {
		return E_OUTOFMEMORY;
	}

	*ppEnum = pAttributeEnum;

	return S_OK;
}

//+---------------------------------------------------------------------------
//
// ITfDisplayAttributeProvider::GetDisplayAttributeInfo
//
//----------------------------------------------------------------------------

STDAPI CSampleIME::GetDisplayAttributeInfo(__RPC__in REFGUID guidInfo, __RPC__deref_out_opt ITfDisplayAttributeInfo** ppInfo) {
	if (ppInfo == nullptr) {
		return E_INVALIDARG;
	}

	*ppInfo = nullptr;

	// Which display attribute GUID?
	if (IsEqualGUID(guidInfo, Global::SampleIMEGuidDisplayAttributeInput)) {
		*ppInfo = new (std::nothrow) CDisplayAttributeInfoInput();
		if ((*ppInfo) == nullptr) {
			return E_OUTOFMEMORY;
		}
	} else if (IsEqualGUID(guidInfo, Global::SampleIMEGuidDisplayAttributeConverted)) {
		*ppInfo = new (std::nothrow) CDisplayAttributeInfoConverted();
		if ((*ppInfo) == nullptr) {
			return E_OUTOFMEMORY;
		}
	} else {
		return E_INVALIDARG;
	}


	return S_OK;
}
